Special Features:

Items are being coded as critical to insure source inspection will be performed at the point of manufacture, prior to material receipt by the us navy or other dod components. These items are piece parts or end items in support of vital military hardware necessary to sustain the successful mission of the ships, submarines, and shore stations of the us navy. Critical features including, but not limited to, dimensions, tolerances/clearances, electronic characteristics, and metallurgical properties will bespecified for government q ar (quality assurance representatives) to insure the highest possible degree of quality and reliability of these parts being delivered under navicp contracts

Properties:

An item utilizing electron tubes, transistors, and/or semiconductor devices forming rectifier and electronic keying or switching circuitry, that is inserted between a load designed to operate at one frequency and a power supply line rated at another frequency. For items performing the same function by heterodyne action at either radio or power line frequencies, see converter, frequency, electronic. For items that perform this function by means of rotary equipment, see motor-generator. See also divider-multiplier, frequency; frequency divider; frequency multiplier and mixer stage, frequency.